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feat(commit): add ability to create commit with different number of parents

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This commit is contained in:
Aleksey Kulikov 2021-08-30 16:45:37 +03:00
parent c90561ed8f
commit 94b4116adf
15 changed files with 217 additions and 260 deletions
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45
lib/src/commit.dart
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@ -1,7 +1,8 @@
import 'dart:ffi';
import 'bindings/libgit2_bindings.dart';
import 'bindings/commit.dart' as bindings;
import 'bindings/oid.dart' as oid_bindings;
import 'bindings/tree.dart' as tree_bindings;
import 'repository.dart';
import 'oid.dart';
import 'signature.dart';
@ -38,30 +39,13 @@ class Commit {
required Signature author,
required Signature commiter,
required String treeSHA,
required List<String> parentsSHA,
required List<String> parents,
String? updateRef,
String? messageEncoding,
}) {
libgit2.git_libgit2_init();
final parentCount = parentsSHA.length;
late final Tree tree;
if (treeSHA.length == 40) {
final treeOid = Oid.fromSHA(treeSHA);
tree = Tree.lookup(
repo.pointer,
treeOid.pointer,
);
} else {
final odb = repo.odb;
final treeOid = Oid.fromShortSHA(treeSHA, odb);
tree = Tree.lookup(
repo.pointer,
treeOid.pointer,
);
odb.free();
}
final treeOid = oid_bindings.fromStrN(treeSHA);
final tree =
Tree(tree_bindings.lookupPrefix(repo.pointer, treeOid, treeSHA.length));
final result = Oid(bindings.create(
repo.pointer,
@ -71,12 +55,11 @@ class Commit {
messageEncoding,
message,
tree.pointer,
parentCount,
parentsSHA,
parents.length,
parents,
));
tree.free();
libgit2.git_libgit2_init();
return result;
}
@ -105,18 +88,13 @@ class Commit {
/// Returns list of parent commits.
///
/// Throws a [LibGit2Error] if error occured.
List<Commit> get parents {
var parents = <Commit>[];
List<Oid> get parents {
var parents = <Oid>[];
final parentCount = bindings.parentCount(_commitPointer);
for (var i = 0; i < parentCount; i++) {
final parentOid = bindings.parentId(_commitPointer, i);
if (parentOid != nullptr) {
final owner = bindings.owner(_commitPointer);
final commit = bindings.lookup(owner, parentOid);
parents.add(Commit(commit));
}
parents.add(Oid(parentOid));
}
return parents;
@ -128,6 +106,5 @@ class Commit {
/// Releases memory allocated for commit object.
void free() {
bindings.free(_commitPointer);
libgit2.git_libgit2_shutdown();
}
}